Thank you for selecting Aerospace Aviation360 as your go-to distributor of part number M1200APC11 found under Spacer Sleeve by The Electric Tachometer Corp. The National Stock Number assigned to this part is 5365014904441, and the Federal Supply Class is 5365 Bushings Rings Shims And Spacers. Our website is owned and operated by ASAP Semiconductor, a leading distributor of aviation and aerospace part numbers like M1200APC11.